Top JavaScript Developers
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Featured
What are Featured Providers?
$5,000+$25 - $49 / hr50 - 249London, EnglandServices provided
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See all 87 projectsDigis, a Fiverr company (NYSE: FVRR), specializes in full-stack web development, providing comprehensive services such as web and mobile app development, front-end and back-end engineering, and UI/UX design. With over 90% positive feedback, clients consistently praise their technical expertise, seamless communication, and proactive project management, attributing significant business success and operational enhancements to Digis' contributions.
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UndisclosedUndisclosed2 - 9Leeds, England
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RJJ Software Ltd is a software development company. They are in Leeds, England, and their services include Custom Software Development and Web Development.
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$10,000+$100 - $149 / hr50 - 249Odesa, Ukraine
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See all 6 projectsWonder Web Agency is a web development company specializing in Website Development and SEO optimization. They are praised for their competence and professionalism, with 100% of reviews mentioning effective project management and exceptional customer service. Clients highlight their ability to deliver tangible results, including increased conversion rates and improved Google rankings, although some noted the need for an improved design team.
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UndisclosedUndisclosed2 - 9Guadalajara, Mexico
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GeekCommerce is a Digital Strategy company. Founded in 2016, the team provides Digital Strategy and Web Development. The agency is located in Guadalajara, Mexico.
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UndisclosedUndisclosed2 - 9Bedworth near Coventry, England
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New Day Marketing Communications is a social media marketing agency. Established in 2017, the firm focuses on Social Media Marketing and Web Development.
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$10,000+< $25 / hr250 - 999Hanoi, Vietnam
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INDOCHINA INTEGRATED SOLUTION AND TECHNOLOGY JOINT STOCK COMPANY (IIST Joint Stock Co.) is a Hanoi, Vietnam-based IT staff augmentation company. They offer IT staff augmentation and IoT development.
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UndisclosedUndisclosed250 - 999
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Capitole is an IT strategy consulting company. Their team is located in and focuses on IT strategy consulting and BI & big data consulting & SI.
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$5,000+$50 - $99 / hr10 - 49Marina del Rey, CA
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See all 10 projectsBee Techy is a versatile web development company specializing in custom website development and web application development. Across their reviews, they consistently receive positive feedback for their technical expertise, effective project management, and strong communication skills, with 100% of reviewers highlighting their impressive performance and responsiveness. Their comprehensive service offerings include full-stack web development, ensuring solutions are user-friendly and scalable.
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$5,000+< $25 / hr10 - 49Cebu City, Philippines
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See all 6 projectsStartechup is a full-stack web development company that excels in creating custom website and mobile applications for various platforms. The reviews highlight their exceptional professionalism, effective communication, and ability to meet deadlines without compromising quality. The company received overwhelmingly positive feedback, with an emphasis on their dedication to delivering high-quality solutions and maintaining clear client communication.
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$50,000+$25 - $49 / hr10 - 49
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See all 3 projectsPlantech Industries is a web development company praised for its expertise in custom website and web application development. They have received overwhelmingly positive feedback, with clients highlighting their innovation, agility, and commitment to timelines. The company excels in project management and communication, although a more structured feedback loop could enhance responsiveness. Overall, they are a transformative partner, blending technical expertise with human-centric values.
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$5,000+$100 - $149 / hr10 - 49San Diego, CA
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Launched in 1999, Ninthlink is a small San Diego, California-based SEO agency. Their team focuses on Search Engine Optimization and Web Design.
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UndisclosedUndisclosed10 - 49Charlottetown, Canada
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Thinking Big Information Technology Inc. Is a software development company headquartered in Charlottetown, Canada. The team specializes in Custom Software Development and CRM consulting and SI.
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UndisclosedUndisclosed10 - 49Montréal, Canada
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Reactorbits is a small software development firm. They focus on Custom Software Development and E-Commerce Development and were launched in 2015.
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UndisclosedUndisclosed10 - 49Olathe, KS
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Converg Media is an Email Marketing company. They provide Email Marketing and Marketing Strategy and were established in 2003. The agency is in Olathe, Kansas.
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UndisclosedUndisclosed10 - 49Sioux Falls, SD
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Established in 2002, Page Technology Group is a custom software development company. The small team offers Custom Software Development and Print Design.
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UndisclosedUndisclosed10 - 49Brasília, Brazil
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Agência Gaas Ideias is an Advertising company. They are in Brasília, Brazil, and their services include Advertising and Branding.
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UndisclosedUndisclosed10 - 49München, Germany
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XION WEBDESIGN, a web design company, specialize in Web Design and UX/UI Design. They were founded in 2002.
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UndisclosedUndisclosed10 - 49Ruddington, England
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WigWag is a branding company. The Ruddington, England-based company was established in 2002. Their team focuses on Branding and Web Development.
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UndisclosedUndisclosed10 - 49Caracas, Venezuela
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Social H4ck, a branding agency, was established in 2012. The team offers Branding and Mobile App Development.
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UndisclosedUndisclosed10 - 49Providencia, Chile
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Adwise Chile is a Corporate Photography company. The team is headquartered in Providencia, Chile, and their services include Corporate Photography and E-Commerce Development.
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UndisclosedUndisclosed10 - 49Ciudad de Guatemala, Guatemala
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Mercado Empresarial is an e-commerce development firm. Launched in 2004, the team provides E-Commerce Development and IT managed services. The firm is located in Ciudad de Guatemala, Guatemala.
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UndisclosedUndisclosed10 - 49Sioux Falls, SD
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AllStar Technology is a web design agency. Their small team is located in Sioux Falls, South Dakota. Their services include Web Design and CRM consulting and SI.
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UndisclosedUndisclosed10 - 49Albuquerque, NM
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ITEAM Consulting is an IT managed services company. Based in Albuquerque, New Mexico, the team offers IT managed services and IT strategy consulting.
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UndisclosedUndisclosed10 - 49Innsbruck, Austria
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Headquartered in Innsbruck, Austria, Colorphyll is a small social media marketing company. The team provides Social Media Marketing and Search Engine Optimization.
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UndisclosedUndisclosed10 - 49
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CYBWARE is a small Tampa, Florida-based SEO services firm. Their services include Search Engine Optimization and IT strategy consulting.
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UndisclosedUndisclosed10 - 49Auckland, New Zealand
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KWD- Kiwi Web Dynamics is an Auckland, New Zealand-based SEO services firm. Founded in 2010, the team specializes in Search Engine Optimization and Pay Per Click.
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UndisclosedUndisclosed10 - 49Bangkok, Thailand
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Established in 2017, CODEDIVA is an app development company. The team specializes in Mobile App Development and Blockchain.
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UndisclosedUndisclosed10 - 49Spring Hill, TN
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Tror is an AI development company launched in 2020. Located in Spring Hill, Tennessee, the team specializes in Artificial Intelligence and BI & big data consulting & SI.
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UndisclosedUndisclosed10 - 49Dallas Plantation, ME
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Rapid River Software is a software development firm. They are located in Dallas Plantation, Maine. Their team focuses on Custom Software Development and Web Development.
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UndisclosedUndisclosed10 - 49Portland, OR
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Dymaptic is a big data company. They are based in Portland, Oregon and have small team. They offer BI & big data consulting & SI and Custom Software Development.
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UndisclosedUndisclosed10 - 49Peachtree Corners, GA
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Perma Technologies, a small cloud consulting & SI company, is in Peachtree Corners, Georgia and Chennai, India. Their services include cloud consulting & SI and ERP consulting and SI.
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UndisclosedUndisclosed10 - 49Paris, France
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Business intelligence company XtendPlex - NOVEA Group was launched in 2014. The small team offers BI & big data consulting & SI and Web Development.
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UndisclosedUndisclosed10 - 49Toronto, Canada
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PBNJ Consulting Inc. Is a small Toronto, Canada-based web design company. The team specializes in Web Design and UX/UI Design.
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UndisclosedUndisclosed10 - 49Kuala Lumpur, Malaysia
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Tyrell Systems Sdn. Bhd. Is a website development company. Located in Kuala Lumpur, Malaysia, their team offers Web Development and Mobile App Development.
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UndisclosedUndisclosed10 - 49São Paulo, Brazil
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Founded in 2006, Vitamina Digital is a small São Paulo, Brazil-based CRM consulting and SI company. Their services include CRM consulting and SI and Custom Software Development.
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$5,000+$100 - $149 / hrFreelancerMarietta, GA
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Web development company Element 31 is in Marietta, Georgia. Launched in 2010, the team provides Web Development and UX/UI Design.
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UndisclosedUndisclosedFreelancerParry Sound, Canada
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Linkhouse Media is a web design agency and web development company based in Parry Sound, Canada. They provide Web Design and Web Development.
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UndisclosedUndisclosedFreelancer
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McMillan Freelance is a video production company launched in 2010. The team specializes in Video Production and Web Development.
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UndisclosedUndisclosedFreelancerCorpus Christi, TX
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Gotsmith Web Studio, a website development company, was launched in 2010. The team focuses on Web Development and Web Design.
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$1,000+$50 - $99 / hr2 - 9
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Founded in 2022, Genaro Palma SEO is a small Torremolinos, Spain-based SEO agency. Their team specializes in Search Engine Optimization and Web Design.
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UndisclosedUndisclosed2 - 9Weston, FL
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Genia Dev is a mobile application development company. They are located in Weston, Florida, and their services include Mobile App Development and Web Development.
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$25,000+$50 - $99 / hr10 - 49
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See all 6 projectsFabel X Dev is a web development company specializing in custom website development, full-stack web development, and web application development. The overall feedback is overwhelmingly positive, with clients praising their transparency, innovative solutions, and ability to deliver projects on time and within budget. Approximately 80% of reviewers highlight their impressive development skills and personalized approach to project management.
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$10,000+$50 - $99 / hr2 - 9Concord, NC
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See all 3 projectsPickrell Global Technologies is a web development company specializing in custom website development and full-stack web development services. They have received overwhelmingly positive feedback, with 100% of reviewers noting the company's professionalism, responsiveness, and high-quality work. Clients particularly commend their ability to meet deadlines and deliver exceptional value, with no areas for improvement identified.
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$10,000+$100 - $149 / hr2 - 9North Sydney, Australia
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See all 24 projectsTeko is a web development company specializing in custom website development, web design, and full-stack web development services. The company has received overwhelmingly positive feedback, with 100% of reviewers praising their project management, communication, and ability to deliver projects on time and within budget. Common themes in reviews include Teko's impressive responsiveness, creativity, and commitment to understanding clients' specific needs.
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$25,000+$150 - $199 / hr2 - 9Fargo, ND
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See all 6 projectsGnomon Technology specializes in delivering comprehensive Website Development and Web Application Development solutions. Feedback from clients is overwhelmingly positive, with a 100% satisfaction rate. Reviews highlight the company’s strong project management, effective communication, and ability to deliver on time while fostering a collaborative environment that exceeds client expectations.
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$10,000+$100 - $149 / hr2 - 9Portland, OR
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A·VIBE is a small web design agency. They focus on Web Design and Web Development and were launched in 2005.
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UndisclosedUndisclosed2 - 9Baton Rouge, LA
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Systems Services Incorporated is an e-commerce development company. Headquartered in Baton Rouge, Louisiana, the firm focuses on E-Commerce Development and Web Design.
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UndisclosedUndisclosed2 - 9Shawnee, KS
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Founded in 1992, CJK Software Consultants is a small IT strategy consulting company. Their services include IT strategy consulting and Web Development.
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UndisclosedUndisclosed2 - 9Plymouth, MA
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Digital Forge Design is a graphic design agency established in 2012. Based in Plymouth, Massachusetts, the team focuses on Graphic Design and Logo.
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UndisclosedUndisclosed2 - 9Dubuque, IA
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Established in 1999, Belstar Media, a small SEO agency, is based in Dubuque, Iowa. Their services include Search Engine Optimization and Digital Strategy.
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UndisclosedUndisclosed2 - 9Portland, OR
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Spot Color is a small Portland, Oregon-based branding agency. The team specializes in Branding and Search Engine Optimization.
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List of the Top 15 JavaScript Development Companies
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$50,000+$50 - $99 / hr50 - 249Gliwice, Poland
Ability to deliver
39.9/40.020/20 Reviews10/10 Clients & Experience9.9/10 Market PresenceService focus
50% Web Development70% JavaScript50% Other -
$25,000+$50 - $99 / hr50 - 249Kraków, Poland
Ability to deliver
39.9/40.020/20 Reviews10/10 Clients & Experience9.9/10 Market PresenceService focus
70% Web Development50% JavaScript30% Other -
$75,000+$100 - $149 / hr50 - 249Vancouver, Canada
Ability to deliver
39.7/40.020/20 Reviews10/10 Clients & Experience9.7/10 Market PresenceService focus
90% Web Development50% JavaScript10% Other -
$10,000+$50 - $99 / hr50 - 249Gliwice, Poland
Ability to deliver
39.4/40.019.6/20 Reviews10/10 Clients & Experience9.8/10 Market PresenceService focus
45% Web Development60% JavaScript55% Other -
$10,000+< $25 / hr250 - 999Thiruvananthapuram, India
Ability to deliver
37.9/40.018.6/20 Reviews10/10 Clients & Experience9.3/10 Market PresenceService focus
50% Web Development50% JavaScript50% Other -
$10,000+Undisclosed50 - 249San Francisco, CA
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38.9/40.019.6/20 Reviews9.6/10 Clients & Experience9.7/10 Market PresenceService focus
40% Web Development50% JavaScript60% Other -
$5,000+$25 - $49 / hr50 - 249L'viv, Ukraine
Ability to deliver
37.3/40.018.4/20 Reviews10/10 Clients & Experience8.9/10 Market PresenceService focus
70% Web Development50% JavaScript30% Other -
$10,000+$50 - $99 / hr50 - 249Montevideo, Uruguay
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39.3/40.019.8/20 Reviews10/10 Clients & Experience9.5/10 Market PresenceService focus
50% Web Development35% JavaScript50% Other -
$50,000+$100 - $149 / hr1,000 - 9,999San Francisco, CA
Ability to deliver
39.9/40.020/20 Reviews9.9/10 Clients & Experience10/10 Market PresenceService focus
15% Web Development25% JavaScript85% Other -
$25,000+$25 - $49 / hr50 - 249Newark, DE
Ability to deliver
40/40.020/20 Reviews10/10 Clients & Experience10/10 Market PresenceService focus
40% Web Development35% JavaScript60% Other -
$10,000+$50 - $99 / hr50 - 249Kuala Lumpur, Malaysia
Ability to deliver
39.3/40.020/20 Reviews10/10 Clients & Experience9.3/10 Market PresenceService focus
30% Web Development70% JavaScript70% Other -
$5,000+$50 - $99 / hr50 - 249Chicago, IL
Ability to deliver
39.7/40.020/20 Reviews10/10 Clients & Experience9.7/10 Market PresenceService focus
35% Web Development40% JavaScript65% Other -
$10,000+$25 - $49 / hr250 - 999San Francisco, CA
Ability to deliver
39.9/40.020/20 Reviews10/10 Clients & Experience9.9/10 Market PresenceService focus
15% Web Development40% JavaScript85% Other -
$50,000+$25 - $49 / hr50 - 249Kharkiv, Ukraine
Ability to deliver
36.8/40.017/20 Reviews10/10 Clients & Experience9.8/10 Market PresenceService focus
45% Web Development50% JavaScript55% Other -
$5,000+< $25 / hr50 - 249Ahmedabad, India
Ability to deliver
36.8/40.017.2/20 Reviews10/10 Clients & Experience9.6/10 Market PresenceService focus
60% Web Development45% JavaScript40% Other -
$1,000+< $25 / hr250 - 999Walpole, MA
Ability to deliver
35.9/40.016.2/20 Reviews10/10 Clients & Experience9.7/10 Market PresenceService focus
40% Web Development35% JavaScript60% Other -
$50,000+$50 - $99 / hr1,000 - 9,999L'viv, Ukraine
Ability to deliver
38.8/40.019/20 Reviews10/10 Clients & Experience9.8/10 Market PresenceService focus
21% Web Development18% JavaScript79% Other -
$25,000+$25 - $49 / hr50 - 249L'viv, Ukraine
Ability to deliver
37.2/40.018.2/20 Reviews10/10 Clients & Experience9/10 Market PresenceService focus
40% Web Development50% JavaScript60% Other -
$25,000+$50 - $99 / hr1,000 - 9,999New York, NY
Ability to deliver
39.8/40.020/20 Reviews10/10 Clients & Experience9.8/10 Market PresenceService focus
10% Web Development33% JavaScript90% Other -
$10,000+$25 - $49 / hr250 - 999New York, NY
Ability to deliver
40/40.020/20 Reviews10/10 Clients & Experience10/10 Market PresenceService focus
30% Web Development15% JavaScript70% Other -
$10,000+< $25 / hr250 - 999Kolkata, India
Ability to deliver
36.3/40.019/20 Reviews9/10 Clients & Experience8.4/10 Market PresenceService focus
35% Web Development30% JavaScript65% Other -
$5,000+< $25 / hr50 - 249Ahmedabad, India
Ability to deliver
39.7/40.020/20 Reviews10/10 Clients & Experience9.7/10 Market PresenceService focus
65% Web Development20% JavaScript35% Other -
$10,000+$25 - $49 / hr1,000 - 9,999Plano, TX
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36.9/40.017.2/20 Reviews10/10 Clients & Experience9.7/10 Market PresenceService focus
20% Web Development25% JavaScript80% Other -
$50,000+$150 - $199 / hr50 - 249Matlock, England
Ability to deliver
38.2/40.018.4/20 Reviews10/10 Clients & Experience9.8/10 Market PresenceService focus
100% Web Development30% JavaScript -
$1,000+< $25 / hr1,000 - 9,999Los Angeles, CA
Ability to deliver
36.9/40.019.6/20 Reviews9.3/10 Clients & Experience8/10 Market PresenceService focus
20% Web Development25% JavaScript80% Other -
$10,000+$50 - $99 / hr10 - 49Warszawa, Poland
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37.8/40.018.6/20 Reviews10/10 Clients & Experience9.2/10 Market PresenceService focus
50% Web Development70% JavaScript50% Other -
$50,000+$150 - $199 / hr50 - 249New York, NY
Ability to deliver
35.9/40.016.2/20 Reviews10/10 Clients & Experience9.7/10 Market PresenceService focus
60% Web Development45% JavaScript40% Other -
$50,000+$150 - $199 / hr250 - 999Irvine, CA
Ability to deliver
36.4/40.016.4/20 Reviews10/10 Clients & Experience10/10 Market PresenceService focus
30% Web Development30% JavaScript70% Other -
$10,000+< $25 / hr250 - 999Hanoi, Vietnam
Ability to deliver
37.9/40.018.6/20 Reviews10/10 Clients & Experience9.3/10 Market PresenceService focus
30% Web Development21% JavaScript70% Other -
$100,000+$25 - $49 / hr250 - 999Cebu City, Philippines
Ability to deliver
38.1/40.019.4/20 Reviews10/10 Clients & Experience8.7/10 Market PresenceService focus
30% Web Development20% JavaScript70% Other
Top JavaScript Development Agencies
A JavaScript development company designs, builds, and maintains software products that rely on JavaScript across the stack. Teams typically handle front-end interfaces (React, Vue, or Angular), back-end services (Node.js, Express, NestJS), and database integrations. They translate business requirements into clean, maintainable code, implement third-party APIs, optimize performance, and provide ongoing support or feature enhancements. For startups, they may act as a dedicated product team; for enterprises, they often augment in-house engineers to accelerate delivery.
Most agencies bundle multiple offerings so clients can access full product life-cycle support:
- Discovery workshops & technical consulting
- UI/UX design and prototyping
- Front-end SPA or PWA development
- Server-side development with Node.js or Deno
- API design, GraphQL, and microservices architecture
- QA automation & performance testing
- DevOps, CI/CD, and cloud deployment (AWS, Azure, GCP)
- Post-launch maintenance and feature sprints
Some firms specialize in niches such as ecommerce storefronts, real-time dashboards, or IoT applications built with JavaScript frameworks like Next.js or Svelte.
Clutch data shows project budgets range widely:
- MVP or small web app - $15,000–$50,000
- Mid-size product build - $50,000–$200,000
- Enterprise-grade platform - $200,000–$1M+ | Hourly rates usually fall between $50–$149 depending on agency location, seniority, and specialization. Expect higher rates for U.S.-based teams and advanced services like real-time streaming or complex integrations.
- Align expertise: Verify experience with your required stack (e.g., React Native, TypeScript, serverless).
- Review case studies: Look for measurable outcomes—load-time reductions, user growth, or revenue lifts.
- Check communication style: Agile ceremonies, dedicated Slack channels, and transparent ticket tracking are green flags.
- Validate cultural fit: Long-term projects thrive when collaboration styles and time zones mesh.
- Compare total cost of ownership: Factor in maintenance, future scalability, and licensing—not just upfront build fees.
Shortlist 3-5 agencies on Clutch, schedule discovery calls, and request project roadmaps before signing an agreement.
- Guaranteed timelines without discovery
- No access to source code repositories during the engagement
- Outdated tech stacks (e.g., jQuery-only solutions for modern SPAs)
- Low developer retention or high turnover
- Vague pricing models or hidden fees
If an agency dismisses code reviews, ignores testing, or refuses to provide client references, proceed with caution
- Which JavaScript frameworks do you specialize in, and why?
- Can you walk me through a recent project with similar complexity?
- How do you ensure code quality—linting, peer reviews, automated tests?
- What is your approach to scalability and performance optimization?
- How will we communicate and track progress (tools, meeting cadence)?
- Who owns the intellectual property and source code upon project completion?
Clear answers reveal an agency’s maturity, processes, and commitment to delivering long-term value.
A freelancer is ideal for small fixes or short-term enhancements, offering lower overhead and flexible hours. Agencies provide multidisciplinary teams including project managers, UI designers, and QA engineers capable of delivering end-to-end solutions and scaling resources quickly. While agencies cost more, they reduce single-point-of-failure risk and accelerate time-to-market for complex products. How do JavaScript firms measure ROI? Common KPIs include page-load speed improvements, conversion rate uplifts, reduced infrastructure costs after code optimization, and user engagement metrics (session duration, churn reduction). Firms often set baseline metrics during discovery and provide post-launch analytics dashboards to demonstrate value.
Common KPIs include page-load speed improvements, conversion rate uplifts, reduced infrastructure costs after code optimization, and user engagement metrics (session duration, churn reduction). Firms often set baseline metrics during discovery and provide post-launch analytics dashboards to demonstrate value.